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Pearson Interactive Science - Science and Technology > Chapter 3 - The Tools of Science > Flashcards

Chapter 3 - The Tools of Science Flashcards

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Biology 101 flashcards
1
Q

尺寸

A

Measurement

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2
Q

A system of measurement based on the number 10.

A

metric system

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3
Q

公制

A

metric system

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4
Q

The international System of Units, a set of metric measurements that are used by scientists.

A

SI

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5
Q

國際單位制

A

SI

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6
Q

A measure of how much matter is in an object.

A

mass

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7
Q

質量

A

mass

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8
Q

A measure of the force of gravity acting on an object.

A

weight

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9
Q

重量

A

weight

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10
Q

The amount of space that matter occupies.

A

volume

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11
Q

容量

A

volume

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12
Q

The curved upper surface of a liquid in a column of liquid.

A

meniscus

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13
Q

半月板

A

meniscus

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14
Q

The measurement of how much mass of a substance is contained in a given volume.

A

density

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15
Q

密度

A

density

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16
Q

An approximation of a number based on reasonable assumptions.

A

estimate

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17
Q

估計

A

estimate

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18
Q

How close a measurement is to the true or accepted value.

A

accuracy

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19
Q

準確性

A

accuracy

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20
Q

How close a group of measurements are to each other.

A

precision

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21
Q

精確

A

precision

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22
Q

All the digits in a measurement that have been measured exactly, plus one that has been estimated.

A

significant figures

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23
Q

顯著數字

A

significant figures

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24
Q

A calculation used to determine how accurate, or close to the true value,an experimental value really is.

A

percent error

25
Q

百分比誤差

A

percent error

26
Q

The numerical average of a set of data.

A

mean

27
Q

平均

A

mean

28
Q

The middle number in an ordered set of data.

A

median

29
Q

中位數

A

median

30
Q

The number that appears most often in a list of numbers.

A

mode

31
Q

The difference between the greatest value and the least value in a set of data.

A

range

32
Q

範圍

A

range

33
Q

Data that do not fit with the rest of a data set.

A

anomalous data

34
Q

異常數據

A

anomalous data

35
Q

A picture of information from a data table; shows the relationship between variables.

A

graph

36
Q

圖形

A

graph

37
Q

A line graph in which the data points yield a straight line.

A

linear graph

38
Q

線性圖

A

linear graph

39
Q

A line graph in which the data points do not fall along a straight line.

A

nonlinear graph

40
Q

非線性圖

A

nonlinear graph

41
Q

A representation of a complex object or process, used to help people understand a concept that they cannot observe directly.

A

model

42
Q

模型

A

model

43
Q

A group of related parts that work together to perform a function or produce a result.

A

system

44
Q

系統

A

system

45
Q

Material, energy, or information that goes into a system.

A

input

46
Q

A sequence of actions in a system.

A

process

47
Q

過程

A

process

48
Q

Material, energy, result, or product that comes out of a system.

A

output

49
Q

產量

A

Output

50
Q

Output that changes a system or allows the system to adjust itself.

A

feedback

51
Q

反饋

A

feedback

52
Q

A sign used to alert you to possible sources of accidents in a laboratory.

A

safety symbol

53
Q

安全標誌

A

safety symbol

54
Q

Any area outside the laboratory.

A

the field

55
Q

在外

A

the field

56
Q

投入

A

Input

56
Q

3m X 2.379m = how many significant figures & what answer?

A

1 figure, 7m^2

56
Q

3.0m X 1.999999m = How many significant figures and what answer?

A

2 sigfigs: 6.0 m^2

Pearson Interactive Science - Science and Technology (6 decks)

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